Storage appliance



FIG. 1 is a perspective view of a storage appliance showing my new design;

FIG. 2 is a front elevational view of the design;

FIG. 3 is a top plan view of the design;

FIG. 4 is a rear elevational view of the design;

FIG. 5 is a bottom plan view of the design;

FIG. 6 is an end elevational view of one end of the design; and,

FIG. 7 is an end elevational view of the other end of the design. 

The ornamental design for a storage appliance, as shown. 